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Virtual machine computing in an engineering environment
1972
IBM Systems Journal
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768K
IBM 2540 CARD READER
IBM 2314 IBM 2314 ISK
DISK DIS. ...
The direct access storage consists of two IBM 2301 drum storage units that are used as paging devices and twelve modules of the IBM 2314 direct access storage facility. ...
doi:10.1147/sj.112.0131
fatcat:t6mlghhxlzfq3laf6molh2micq
The Pitt time-sharing system for the IBM system 360
1968
Proceedings of the December 9-11, 1968, fall joint computer conference, part I on - AFIPS '68 (Fall, part I)
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The configuration and some idea of the storage utilization are presented in Figure 1 . The most imlJOrtant components of this system are the large capacity storage and the 2314 disk system. ...
., a month. 5Because of the extremely heavy dependence of the System on the IBM 2314 disk with an associated file system, the CPU is devoted to blocking variable length records. ...
doi:10.1145/1476589.1476591
dblp:conf/afips/BadgerJP68
fatcat:uvsm5pmv2nbghkfvfy7olskpj4
A Measurement Procedure for Queueing Network Models of Computer Systems
1978
ACM Computing Surveys
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We discuss m detail examples of model validations and performance predictions to illustrate the measurement procedures and the class of models ...
The procedure makes use of current measurement momtors as much as possible. ...
I MODEL VERSUS MEASURED UTILIZATIONS FOR THE CASE OF IBM 2314 DISKS ON AN IBM 370/155-2with a FCFS queueing discipline use statistics that are independent of class. ...
doi:10.1145/356733.356736
fatcat:e7m7hsqo6bhjhl3537kersaiky
A high-performance DB/DC system
1977
IBM Systems Journal
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Large Core Storage (LCS) was used as a data file for frequently accessed records, and less active data was stored on an IBM 2314 Direct Access Storage Facility. ...
This concept was originally developed for the IBM 1301 Disk Storage Sys- tem used in SABRE and was called the “record ready” feature.
. ...
doi:10.1147/sj.162.0169
fatcat:4f3quk5fovf5vdavcjcbbtfc6i
Abstracts of Current Computer Literature
1969
IEEE transactions on computers
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For concreteness, the analysis is applied to the IBM 2314 disk storage facility. ...
The effects of mismatched termination on delay lines and the related equations for worst-case analysis are described in Appendix II.
6458 Queueing Analysis of the IBM 2314 Disk Storage Facility, J. ...
doi:10.1109/t-c.1969.222625
fatcat:n6paydv7k5aaphhvk5wom2xplu
ECAM
1970
Proceedings of the November 17-19, 1970, fall joint computer conference on - AFIPS '70 (Fall)
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OPERATIONAL CHARACTERISTICS ECAM has been operational since early 1969 in a large aircraft industry installation, running in a 114K region on a 360 Model 50, using 2314 disk storage, which is shared by ...
Among those modifications under consideration are the implementation of a priority input queue polling sequence, the addition of a data base language facility and inter-region communications facilities ...
doi:10.1145/1478462.1478547
dblp:conf/afips/Clancy70
fatcat:vln4i3zw7fdn7hj6u3vpbm4vzu
Interaction statistics from a database management system
1973
Proceedings of the June 4-8, 1973, national computer conference and exposition on - AFIPS '73
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UAIMS was developed at the Research Laboratories over a number of years. It is installed on an IBM System/360 Model 50 computer with 512K bytes of core memory and a 2314 disk storage facility. ...
Figure 9 -*C 9 r----------;"'T~~CTION~r----~I--l-DMS Each I/O to the 2314 disk storage requires 110 ms on the average. for seek, rotational delay, and one track of data transfer. . P. U. ...
doi:10.1145/1499586.1499663
dblp:conf/afips/Krinos73
fatcat:xlakndc3hjcp7fim6wffrheshm
Estimating response time for auxiliary memory configurations with multiple movable-head disk modules
1975
Proceedings of the 1st International Conference on Very Large Data Bases - VLDB '75
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Seaman~~. find the mean response time by viewing the operation of each disk module as an M/G/l queueing system using the FCFS discipline, where the service time is the sum of the seek time, channel waiting ...
For systems of this type, economic considerations often require that movabJehead disk units be employed because these devices offer lower cost per bit of secondary storage than that for drums and fixed-head ...
Lind, & Wilson, the method of analysis Abate, Dubner. & Weinberg 14] perfonm a queueing analysis of the IBM
• • I
.,
. •
. ,
2314 D(sk Storage Facility; in this the memory con~i~uration is comprised ...
doi:10.1145/1282480.1282519
dblp:conf/vldb/Omahen75
fatcat:spo2yx4thvevrhwxgl5wlg3o5e
Functional structure of IBM virtual storage operating systems, Part II: OS/VS2-2 concepts and philosophies
1973
IBM Systems Journal
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Moreover, the servicing of re- quests for two different types of direct-access drives (e.g., the IBM 3330 and the IBM 2314) can be executed simultaneously. ...
Such redesign can take many forms, a simple example of which is using a directly ad- dressed main storage work area rather than putting information on a disk or a drum. ...
doi:10.1147/sj.124.0382
fatcat:dblptmordnakrjsectzhfjhcfu
TSS/360
1968
Proceedings of the December 9-11, 1968, fall joint computer conference, part I on - AFIPS '68 (Fall, part I)
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From the collection of the Computer History Museum (www.computerhistory.org) P A Crisman ed MIT Computation Center Cambridge Mfl,sS MIT Press 2nd ed 1965 2 HAKINSLOW The time-sharing monitor system Proc ...
That is, it is perfectly feasible for a data set to have physical records recorded on, say, the IB::\I 2311 Disk Storage Drive and the IB::\1 2314 Direct Access Storage Facility in any mixture. ...
So there is a software queueing-and-masking facility that is analogous to the hardware facility. ...
doi:10.1145/1476589.1476593
dblp:conf/afips/LettK68
fatcat:jckfkqb46zd7ze2nbkhim7mnga
The changing virtual machine environment: Interfaces to real hardware, virtual hardware, and other virtual machines
1979
IBM Systems Journal
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GET/FREE MAIN); storage management (GET/FREE MAIN of protected queue area or pro- tected free queue element, SMF storage monitor maintenance); SVC handler (first-level handler code and, if needed, entry ...
Similarly, VS1 allows CP to handle IBM 2314 and 2319 direct-access-storage seek separation opera- tions, and it refrains from issuing a TEST CHANNEL (TCH) instruc- tion prior to executing the START I/O ...
doi:10.1147/sj.181.0018
fatcat:r4kvqssnmnfc3chzfceg32fv74
SPY
1970
Proceedings of the November 17-19, 1970, fall joint computer conference on - AFIPS '70 (Fall)
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Hardware configuration The specific system being analyzed was running on a IBM System 360 Model 50 with 512K bytes of core with an eight drive 2314 direct access storage facility, plus various other peripheral ...
The resources about which we will be concerned will be core storage, the central processing unit, and disk (direct access) storage-all of which will be referred to together in this paper as the resources ...
doi:10.1145/1478462.1478479
dblp:conf/afips/SedgewickSM70
fatcat:so7y4xtoyfa2rlj5lx7w7urqyi
Fiber optic interconnects for the IBM S/390 Parallel Enterprise Server G5
1999
IBM Journal of Research and Development
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Technical data is presented for each of these applications, and we discuss how the new fiber optic interconnects fit into the overall IBM strategy for future large systems. ...
data rate of 100 Mb/s by protocol overhead. ‡ indicates 9729 Optical Wavelength Division Multiplexer (WDM), supported by the IBM Network Hardware Division (NHD), Raleigh, North Carolina. ...
Acknowledgments The authors gratefully acknowledge the contributions made to this paper by many talented individuals, including ...
doi:10.1147/rd.435.0807
fatcat:vvbuco5c75hz5c6wpxmf5tw4tq
Roles and Responsibilities
[chapter]
2016
Making It in IT
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The 305 system consisted of the IBM 305 Processing Unit and the IBM 350 Disk Storage Unit. The 305 also had other peripherals attached (printer, console, etc.). ...
Early Storage Device The IBM 350 Disk Storage (capacity 5 Megabytes) was a major component of the IBM 305 RAMAC (Random Access Memory Accounting) system, introduced in September 1956 (Figure 1.10) . ...
If such a person reads some proposals I have seen, he will switch off at the first picture of a proces sor server range or disk drive, particularly front and views, as if they were selling women's dresses ...
doi:10.1201/9781315366784-14
fatcat:hiiq2jrcsjeh3o4ftsf3dfob44
An on-line psychology laboratory for teaching and research
1977
Behavior Research Methods & Instrumentation
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It is based on a DEC PDP -15 computer with 48K words ofmemory , a one-million-word drum memory system, two DECTAPE drives, three IBM 2314-equivalent disk drives providing 75 million characters of storage ...
Data Collection and Reduction The ETSS approach to data analysis is to write unanalyzed data to the disk during on-line experiments and perform analysis and reduction tasks independent of data gathering ...
doi:10.3758/bf03214497
fatcat:zvx4wz3rv5envpwab3vyu6z3vi
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